Finding the Fourth Proportional to 97,161.87, 145,742.80 and 37,956.02
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Solution
The fourth proportional to 97,161.87, 145,742.80 and 37,956.02 is: 56,934.03
Step by Step Solution
- Step 1: Write the proportion equation
97,161.87 : 145,742.80 = 37,956.02 : x - Step 2: Convert to fraction form
97,161.87/145,742.80 = 37,956.02/x - Step 3: Cross multiply
97,161.87x = 145,742.80 × 37,956.02 - Step 4: Simplify right side
97,161.87x = 5,531,816,172.41 - Step 5: Solve for x
x = 5,531,816,172.41/97,161.87 - Step 6: Final answer
x = 56,934.03
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.